dts: arm: st: h7: cleanup stm32h723 line

Removes label and compatible properties
from the flash section. The properties are
provided by included stm32h723.dtsi.

Signed-off-by: Georgij Cernysiov <[email protected]>

Author: GeorgeCGV

dts/arm/st/h7/stm32h723Xe.dtsi

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2021 STMicroelectronics
+ *
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -10,8 +11,6 @@
 	soc {
 		flash-controller@52002000 {
 			flash0: flash@8000000 {
-				compatible = "soc-nv-flash";
-				label = "FLASH_STM32";
 				reg = <0x08000000 DT_SIZE_K(512)>;
 			};
 		};

dts/arm/st/h7/stm32h723Xg.dtsi

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2020 Alexander Kozhinov <[email protected]>
+ *
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -10,8 +11,6 @@
 	soc {
 		flash-controller@52002000 {
 			flash0: flash@8000000 {
-				compatible = "soc-nv-flash";
-				label = "FLASH_STM32";
 				reg = <0x08000000 DT_SIZE_K(1024)>;
 			};
 		};